Home / 148,038.40-222,057.60-131,708.80

Finding the Fourth Proportional to 148,038.40, 222,057.60 and 131,708.80

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Solution

The fourth proportional to 148,038.40, 222,057.60 and 131,708.80 is: 197,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,038.40 : 222,057.60 = 131,708.80 : x
  2. Step 2: Convert to fraction form
    148,038.40/222,057.60 = 131,708.80/x
  3. Step 3: Cross multiply
    148,038.40x = 222,057.60 × 131,708.80
  4. Step 4: Simplify right side
    148,038.40x = 29,246,940,026.88
  5. Step 5: Solve for x
    x = 29,246,940,026.88/148,038.40
  6. Step 6: Final answer
    x = 197,563.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.